| 1 | /*
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| 2 | * Copyright (c) 2006 Jakub Jermar
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libc
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef _LIBC_TASK_H_
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| 36 | #define _LIBC_TASK_H_
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| 37 |
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| 38 | #include <stdint.h>
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| 39 | #include <stdarg.h>
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| 40 | #include <abi/proc/task.h>
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| 41 | #include <async.h>
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| 42 | #include <types/task.h>
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| 43 |
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| 44 | #define TASK_WAIT_EXIT 0x1
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| 45 | #define TASK_WAIT_RETVAL 0x2
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| 46 |
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| 47 | typedef struct {
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| 48 | int flags;
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| 49 | ipc_call_t result;
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| 50 | aid_t aid;
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| 51 | } task_wait_t;
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| 52 |
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| 53 |
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| 54 | extern task_id_t task_get_id(void);
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| 55 | extern errno_t task_set_name(const char *);
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| 56 | extern errno_t task_kill(task_id_t);
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| 57 |
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| 58 | extern errno_t task_spawnv(task_id_t *, task_wait_t *, const char *path,
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| 59 | const char *const []);
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| 60 | extern errno_t task_spawnvf(task_id_t *, task_wait_t *, const char *path,
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| 61 | const char *const [], int, int, int);
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| 62 | extern errno_t task_spawn(task_id_t *, task_wait_t *, const char *path, int,
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| 63 | va_list ap);
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| 64 | extern errno_t task_spawnl(task_id_t *, task_wait_t *, const char *path, ...)
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| 65 | __attribute__((sentinel));
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| 66 |
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| 67 | // if there is possibility for further wait, modify task_wait
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| 68 | extern errno_t task_wait(task_wait_t *, task_exit_t *, int *);
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| 69 | extern errno_t task_wait_task_id(task_id_t, int, task_exit_t *, int *);
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| 70 | // similar to listen and socket duplication
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| 71 | extern errno_t task_wait_any(task_wait_t *, task_id_t *, task_exit_t *, int *,
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| 72 | task_wait_t *);
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| 73 |
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| 74 | //extern int task_wait_any(int, task_exit_t *, int *);
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| 75 | // alternative
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| 76 | // task_wait_t is output param, actual result is obtained via task_wait call
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| 77 | //extern int task_wait_any(task_wait_t *, int);
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| 78 |
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| 79 | extern void task_cancel_wait(task_wait_t *);
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| 80 |
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| 81 | extern errno_t task_retval(int);
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| 82 | //TODO
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| 83 | //extern int task_exit(int);
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| 84 |
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| 85 | #endif
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| 86 |
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| 87 | /** @}
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| 88 | */
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